Langer's Sudoku Assistant

3
1
7
   2   
   5   
       
6
8
   2   
   5   
       
9
4
6
9
8
4
7
   2   
   5   
       
3
1
   2   
   5   
       
4
2
5
3
9
1
7
8
6
8
5
3
6
4
9
7
2
1
9
2
6
1
5
7
8
4
3
1
4
7
8
3
2
5
6
9
1
3
5
4
7
2
9
8
6
2
6
4
5
8
9
7
3
1
9
7
8
6
1
3
2
5
4

 

Start Over

Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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